field read/write check may be better with builtins. concurrent new better
starting work on println support and fast StringBuilder
preliminary support for System.out.println on GPU. fixed memory allocator.
commenting out RegularExpressionTest
34/40 tests pass on linux.
mac build.
windows build.
correcting monitor index to be 16 for synchronized keyword
adding StringBuilderTest
updating README.md
Merge branch 'master' of github.com:pcpratts/rootbeer1

Conflicts:
	README.md
updating README.md
optimizing StringBuilder.append for basic types
adding StringBuilderTest2
Merge branch 'develop' of github.com:pcpratts/rootbeer1 into develop
fixup StringBuilderTest
alpha support for java.lang.[Double/Float].toString([double/float])
cleaning up printlns
adding RootbeerGpu.threadfence()
adding support for RootbeerGpu.threadfenceBlock. fixup last commit.